package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/*
菜品管理
 */
@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /**
     *新增菜品
     * @param dishDTO
     * @return com.sky.result.Result
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品,{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //清除缓存菜品
        String key = "dish_" + dishDTO.getId();
        cleanCache(key);
        return Result.success();
    }

    /**
     *菜品分页查询
     * @param dishPageQueryDTO
     * @return com.sky.result.Result<com.sky.result.PageResult>
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询,{}",dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     *菜品批量删除
     * @param ids
     * @return com.sky.result.Result
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除,{}",ids);
        dishService.deleteBatch(ids);

        //将所有的菜品缓存数据清理掉,所有以dish_开头的key
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     *根据id查询菜品
     * @param id
     * @return com.sky.result.Result<com.sky.vo.DishVO>
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品,{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     *修改菜品
     * @param dishDTO
     * @return com.sky.result.Result
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品,{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //将所有的菜品缓存数据清理掉,所有以dish_开头的key
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     *菜品起售停售
     * @param status
	* @param id
     * @return com.sky.result.Result
     */
    @ApiOperation("菜品起售停售")
    @PostMapping("/status/{status}")
    public Result startOrStop(@PathVariable Integer status ,Long id){
        log.info("菜品起售停售,{},{}",status,id);
        dishService.startOrStop(status,id);

        //将所有的菜品缓存数据清理掉,所有以dish_开头的key
        cleanCache("dish_*");

        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId, String name){
        log.info("根据分类id查询菜品,{},{}",categoryId,name);
        List<Dish> list = dishService.list(categoryId,name);
        return Result.success(list);
    }

    /**
     *清理缓存数据
     * @param pattern
     * @return void
     */
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
